body {
    flex-direction: column;
    max-width: 375px;
    height: 100vh;
    font-size: .13rem;
}

/* 顶部栏部分 Start */
.header {
    height: .5rem;
    /* background-color: lightblue; */
    color: rgb(51, 51, 51);
    font-size: .2rem;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: white;
    z-index: 200;
    width: 100%;
}

.header .back {
    width: 1.12rem;
    height: .34rem;
    border: 1px solid #f3f3f4;
    /* #f3f3f4 */
    border-radius: 1rem;
    display: flex;
    align-items: center;
    justify-content: space-evenly;
    position: fixed;
    top: .08rem;
    left: .12rem;
}

.header .back span {
    font-size: .24rem;
    color: rgb(80, 80, 80);
}

.header .back a,.header span{
    height: 100%;
    width: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.header .back a {
    border-left: .01rem solid #f3f3f4;
}

.header p {
    text-align: center;
    line-height: .5rem;
}

/* 顶部栏部分 End */

/* banner部分 Start */
.banner {
    height: 1.78562rem;
    width: 100%;
    margin-top: .5rem;
    margin-bottom: .04rem;
}

/* banner部分 End */

/* 内容部分 Start */
.body {
    flex: 1;
    background: #f7f8fa;
    padding: .1rem .1rem 0rem;
    width: 100vw;
    display: flex;
    flex-direction: column;
}

/* 赞助方案题头部分 Start */
.plan-title {
    font-size: .2rem;
    font-weight: bold;
    text-align: center;
    color: #1d2129;
    height: .2rem;
    line-height: .2rem;
    margin-bottom: .1rem;
}

/* 赞助方案题头部分 End */

/* 成为赞助者部分 Start */
.plan-card {
    position: relative;
    margin-bottom: .1rem;
    width: 100%;
    height: 1.9325rem;
    box-shadow: 0 .02rem .04rem 0 rgb(0 0 0 / 4%);
    border-radius: .1rem;
    border: 1px solid#8e51da;
    background: rgba(169, 116, 227, .2);
    padding: .25rem .05rem .05rem;
}

.plan-card .tobe {
    height: .2rem;
    line-height: .2rem;
    width: .8rem;
    background: #7b3dd1;
    position: absolute;
    top: 0;
    left: 0;
    border-top-left-radius: .08rem;
    border-bottom-right-radius: .08rem;
    color: #fff;
    font-size: .13rem;
    font-weight: bold;
    text-align: center;
}

.plan-card .choice {
    display: flex;
    width: 100%;
    height: 1.34rem;
    align-items: center;
    justify-content: space-around;
}

.plan-card .tab {
    width: 30%;
    height: 1.2rem;
    position: relative;
}

.plan-card .tab input {
    display: none;
}

.plan-card .tab .check {
    position: absolute;
    z-index: 30;
    bottom: .01rem;
    right: .01rem;
    height: .25rem;
    line-height: .25rem;
    width: .25rem;
    background: #e7e9e6;
    border-top-left-radius: .08rem;
    border-bottom-right-radius: .08rem;
    color: #e7e9e6;
    font-size: .13rem;
    font-weight: bold;
    text-align: center;
    padding-left: .02rem;
}

.plan-card .tab input:checked+label {
    border: .02rem solid#7b3dd1;
    background: rgba(169, 116, 227, .3);
    border-radius: .12rem;
}

.plan-card .tab input:checked~.check {
    bottom: .02rem;
    right: .02rem;
    background: #7b3dd1;
    color: white;
}

.plan-card .tab label {
    background: #fff;
    border-radius: .1rem;
    height: 1.2rem;
    position: relative;
    display: block;
    border: .01rem solid#8e51da;
}

.plan-card .tab label p {
    height: .2rem;
    line-height: .2rem;
    width: .6rem;
    background: rgba(169, 116, 227, .3);
    position: absolute;
    top: 0;
    left: 0;
    border-top-left-radius: .08rem;
    border-bottom-right-radius: .08rem;
    color: #000;
    font-size: .13rem;
    font-weight: bold;
    text-align: center;
}

.plan-card .tab input:checked+label p {
    background: #7b3dd1;
    color: #fff;
}

.plan-card .tab label .price {
    width: 100%;
    height: .27rem;
    font-size: .24rem;
    font-weight: bold;
    text-align: center;
    width: 100%;
    position: absolute;
    top: 33%;
    display: flex;
    color: #1d2129;
    align-items: flex-end;
    justify-content: center;
}

.plan-card .tab label .price .drop {
    text-decoration: line-through;
    font-size: .14rem;
    font-weight: normal;
    padding-bottom: .02rem;
}

.plan-card .tab label .percent {
    height: .18rem;
    line-height: .18rem;
    color: #7b3dd1;
    background: rgba(169, 116, 227, .3);
    text-align: center;
    width: .5rem;
    position: absolute;
    font-size: .14rem;
    top: 57%;
    left: 25%;
}

.plan-card .txt {
    color: #7b3dd1;
    width: 100%;
    font-size: .15rem;
    margin-top: .05rem;
    text-align: center;
}

/* 成为赞助者部分 End */

/* 为什么部分 Start */
.why,
.help {
    width: 100%;
    height: 1.73rem;
    padding: .05rem .15rem .1rem;
    color: #1d2129;
    font-size: .16rem;
    line-height: 1.5;
}

.help {
    margin-top: .1rem;
    height: 3.41rem;
}

.why h2,
.help h2 {
    font-size: .19rem;
    font-weight: bold;
    height: .38rem;
    line-height: 2;
}

.why p i,
.help p i,
.other p a {
    color: #8e51da;
    font-weight: bold;
}

/* 为什么部分 End */

/* 我会努力做到部分 Start */
.promise {
    margin-top: .1rem;
    width: 100%;
    box-shadow: 0 .02rem .04rem 0 rgb(0 0 0 / 4%);
    border-radius: .08rem;
    background: #8e51da;
    height: 1.83rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.promise .title {
    font-size: .2rem;
    font-weight: bold;
    text-align: center;
    color: white;
    height: .2rem;
    line-height: .35rem;
}

.promise .content {
    width: 100%;
    height: 1.5rem;
    padding: .05rem;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-around;
    align-content: space-around;
}

.promise .item {
    display: flex;
    align-items: center;
    background: #fff;
    border-radius: .08rem;
    height: .6rem;
    width: 48%;
    justify-content: space-evenly;
}

.promise .item span {
    background: #8e51da;
    width: .4rem;
    height: .4rem;
    border-radius: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: .2rem;
    flex-shrink: 0;
}

.promise .item p {
    color: #8e51da;
    font-size: .18rem;
    font-weight: bold;
    width: 60%;
}

/* 我会努力做到部分 End */

/* 其他支持茶杯狐的方法 Start */
.other {
    margin-top: .1rem;
    width: 100%;
    box-shadow: 0 .02rem .04rem 0 rgb(0 0 0 / 4%);
    border-radius: .1rem;
    border: .01rem solid#8e51da;
    background: #fff;
    margin-bottom: .7rem;
    color: #1d2129;
}

.other .title {
    font-size: .17rem;
    font-weight: bold;
    background: rgba(169, 116, 227, .2);
    border-top-left-radius: 8px;
    border-top-right-radius: 8px;
    padding: .05rem .15rem;
    line-height: 2;
}

.other p {
    padding: 10px 15px;
    line-height: 1.5;
    font-size: .16rem;
}

/* 其他支持茶杯狐的方法 End */
/* 内容部分 End */

/* 底部栏部分 Start */
.footer {
    position: fixed;
    bottom: .1rem;
    width: calc(100% - .25rem);
    height: .5rem;
    background: #7b3dd1;
    border-radius: 1rem;
    left: 3%;
    display: flex;
    align-items: center;
}

.footer p {
    color: #fff;
    font-size: .24rem;
    font-weight: bold;
    width: calc(100% - 1.55rem);
    height: .4rem;
    line-height: .4rem;
    padding-left: .2rem;
}

.footer a {
    display: block;
    font-size: .2rem;
    font-weight: bold;
    background: #fff;
    color: #7b3dd1;
    width: 1.5rem;
    height: .4rem;
    line-height: .4rem;
    text-align: center;
    border-radius: 1rem;
}

/* 底部栏部分 End */